Simplify the following expression by combining like-terms and write it in standard form: 7 + 8k – 2 + 15k – 1

It says factor each expression 49x-28?

Aplot of land has been surveyed for a new housing development with borders ab, bc, dc, and da. the plot of land is a right trapezoid with a height of 60 feet and an opposite leg length of 65 feet

Wrote and expression for the difference of p and 4